Bolster.



SEE

ATTORNEZY- PATENTED OCT. 29. 1907.

O. S. PULLIAM. BOLSTER.l

APPLIOATION FILED 113.9, 1907.

UNITED FATEN'E FFEGE.

OSW'ALD S.

. EQUPMENT SY LVAB IA BOLSTEB.

.ttupiicfiziml niel To all whom it may converti 'Beit' known that I, OswALn S. lltmin. ot' ,Pit.tsbnrg. in the eounty ot' .f\llegheny ilnd Stilte ot' Pellnsvlvllnill. have invented Certain new und llsetlll improvements ill vBolsters, oi which the followingl is n speeitientioll.

My invention rel-.ttes to holsters. :nld lllore inn-tienltirly to holsters ot the bllilt-np type.

One object ol' the present invention is to provide new :ind improved means or end-members tor joining the ends ot the Compression and tension-mendlers. whereby the nfeessity ot' torn'ling holes ill the ends ot either ot sziid members is done iw-.ry with.

A iiutlier object ot my invention is to provide strengtheningpieees for the eompressilnfmeml ters.

With these ends in view7 new nid improved holster7 ill the novel telitln'es ot' eon struction7 mld in the combination oi ports lill ns tnlly hereinafter described und ehiilned.

In the accompanying drawing.y whieh illnstriltes llppliezitions ot' my invention, Figure t is it perspeetive view ot i bolster embodying my invention; Fig. .l. broken sectional view ot the tornl ot' Fig. t tional view token on line SW3 ol Fig. 2; Fig'. i li detltil view ol" strengthening-pieee Fig. 5 ll perspeetive view oi a moditied lornl oi' my invention; ltig. ti ll longitudinal sectional view ot' the lorm o t FigA tiontil view taken on line 7J7 ot' Fig, ti.

leierring to the drawing. the etimpression-menlber t, as illustrated and as pret'erred, isiot' I-bellln torm. hlltJ other sliitzible shapes m-iy be employed [or tllis lnelll- The tension-member 2 is t'ormed l'ronl :i single my invention eonsists ot' il ber.l plate rind is provided witll li tlllnge 2) llt ellell elld thereoi. These engaging [hinges lll-.ly he snell ns sllowll bv the t'orm ol' Fig. l. or the ellds ot' the tension menll)er muy be bent upwardly ns sllowll by llle otller t'olm illnstrotted. lloezited zit' bolh ends ot' the ellmilrrssionnnelnbor l hlive shown strengtllening-pieees or ln the iorm ot Fig. -t llre independent pieces wllil e ill the ening-pieees lire t'ormed integrlll with the endsnlelnbers 5.

'lhe end-members 5 eonstitnte :i ellllrlleteristie :nld important te-.itlllre oi my illvelltioll llnd ill the dnlwing; l have shown two eonstrnetions ot'iend-nlelllbers. l n the. form of Fig. 'l the end-members eolnplise two p-.lrls (l, and l), eric-h pin-t Iormed witll lngs t3 llnd 7 lld-.lptell to re- Ceive bolts or rivets iol' seenring` the two pllrts together zitter they nre in position on the ends ot' the eonlpression rind tension-menlbers. ln liddition to the tn gs ti :nid 7 ezieh ptnt provided witll eollllnn-gnides S. ln this construction the endlnelnbers re designed to be llloved laterally into position on the ends ot' botll the eolnpression and tension-melnbers, ern-h plirt o llnd I) being formed with slots or openings t) mid l() to reeeive the said ends. Slots E) nre also lidtipted to receive n port ion plntes t. l the strengthelling-pieees torln ot' Fig. 5 these st rength- Specification o `Letters Patent.

February 9, 1907. Serittl No. 356.562-

with :l strengthening-pieee llt Patented Oct. 29, 1907.

ol eneh ot' the strengtliening-pieees L2t. 'lo engage the tlllnged end ot the tension-memi)er l provide :i groove ln the torni ot Fig. elli-ll oi the endbox-sh-.l'ped strnetnre lllivingjr slots or openings t) ilnd l0 corresponding to the opent'trooves t2 lire prolt ill eneh pllrt.

members eonsists ot' ll single,

ings ot` the two pllrt end-member. vided toreeeive the thlng'es ot the eonlpression-lnember thereby permitting ll tnt-e ot the web to mnlie eonttllet with :l bellring slntllee oi the endlnenlbel :nld its strenglhening-pieee it. lhe end-members ill the t'orm under eonsiderlition lire phleed on the ends ot the eonlpressioll und tensioil-members by moving the slinle ln tllis form, l employ o, when pl-.leed in lengthwise ot snid lllelllbers. hiterlt'ly extending' wedge ll zldllpted position wit-hin the respeetive end-members to ong-nge the tlzlnged ends ot the tensionnlembers. This wedge is inserted through .ln opening t'ol'med ill the end-memln the iorm oi Fig. 5,

the ends ot the eombel' between the eolnlnn-gllides. the end-nlembers nnly be etlst on pression :lnd tellsioll-melnl)ers instelld ot milking those members independently :lnd iltterw-.lrds pllleing thenl on the ends ot` sind members tls tibove deseribed.

tolnpressitlnAnlelnler halvine,- hzlving.: inlpertornte impert'orzlte ends. :l ends lnlvine openings to receive theI tension-members :lnd protlle tlalne'ed-ends ot' tile.

:lll \4 sepnrzlble end-members ends ot' the eonlpression :lnd vided with lnezlns t'or engaging tension-lnelnber.

l, A bolster eonlprisinj;l :l strenutheningqlieeo loezlted ne:lr elleh end ot' the eonlpression'nlelnher. :l tension-nlenlber. :ind overtopping.: elld` members :ldllpted to reeeive :lnd nl:lint:lin the ends ot' both the, eonlpresson und tonsionmem|1ers :lnd the strengthenA romprossion-nlelllber, :i

illeypieee therein.

Yt. A\ holster eolnprisinn' :l etnlll)rossioll-lnenlher ot' bezlnl t'orln, :l strenethening--pieee toented llenr elletl elld ot' the etnlill'esson-nlenlher, :l tension-nlenlller. :lnd end-menibers :ldnpted to .'eeelve :llld nnlilltllin the respeetive ends ot' tlle compression :llld tension-members therein.

:l eonlpression-nlemher provided ealeh end, :l tension-lnenlber angine' lhlne'es. :llld tzlterzllty sepllrntlte elldsnlenlbers tlzlvinj.:l openings to reeei\'e tlle ends ot the eompression :lnd tensitnsnlembers :lnd provided with por tions overtopping; the ends ot' both the compression :ind tenA sioll-llelnbers :ind lnezlns tor eiltrzlgr'liln ttle ttnngedsends otttle tension-nlelnhers.

li. A\ holster l'ornled with end e eolnplisine; :l eompressiolnnlelnher having inlpertorllte ends, 1l strellirthelling-piece loellted nezlr ezleh end ol' the eolnpressitlll-menlller, :l tension-lnenlher llllvingJ; inlpert'ornte ends. :lnd Internity sepzlrzlhle overlalppinj.:l end- '.llenlbers :ldzlpted to receive the szlid ends ot the eoinpression llnd tellsion-members :lnd strengt'helling-piece und pro- ;llld torllled with en gzlging elld tlzlnges. :lnd intel'- vided with means for maintaining the ends Within the endineinbers.

T. A bolster comprisingl a compression-member, a tension-member having; end-engaging flanges, laterally separable end-members overlapping the ends of both the compression and tension-members, said end-members provided with means for engaging the Hanges of the tension-member.

8. A bolster comprising a compression-member, a ten` sion-member, and a laterally separable endanember having each part provided with an opening adapted to receive and clasp the respective ends of both the compression and tension-members.

In testimony whereof I alx my signature in presence of two Witneses.

OSWALD S. PULLIAM. Witnesses MARGARET HUGHES, W. G. DOOLITTLE. 

